.displayshelf {
    -fx-base: #202020;
    -fx-background: #202020;
    -fx-background-color: linear (0%,0%) to (0%,100%) stops
                (60%,black)
                (60.1%,#141414)
                (100%,black);

}
.displayshelf .scroll-bar {
    -fx-background-radius: 7, 6;
}

.displayshelf .scroll-bar .increment-button {
    -fx-padding: 3 3 3 10;
}
.displayshelf .scroll-bar .decrement-button {
    -fx-padding: 3 10 3 3;
}